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異型管彎曲成形的加工工藝有哪些?

作者:點擊:111 發布時間(jian):2024-02-18

在(zai)實踐出產過程中(zhong),異(yi)型(xing)管的彎(wan)(wan)曲成形是異(yi)型(xing)管制作(zuo)中(zhong)首要的一(yi)道工(gong)序。其(qi)加工(gong)方法多(duo)種多(duo)樣,如(ru)今我(wo)們(men)選(xuan)用較(jiao)多(duo)的有手工(gong)壓(ya)(ya)形、模具壓(ya)(ya)形和彎(wan)(wan)管機彎(wan)(wan)形等方法:

(一)手工壓形

手(shou)(shou)式壓(ya)形常(chang)用的設備之一為(wei)手(shou)(shou)動液(ye)壓(ya)機(ji),有單(dan)柱式和四柱式液(ye)壓(ya)機(ji)等。這種加工(gong)(gong)方法活絡,適用范圍廣(guang),對一些(xie)三給或多曲(qu)率(lv)組(zu)合的異型(xing)管件比照有用,但功率(lv)低(di),人工(gong)(gong)工(gong)(gong)作量大(da),曲(qu)線不光滑(hua)。所以我們首要運用手(shou)(shou)工(gong)(gong)成(cheng)形進行修改工(gong)(gong)序(xu)及試制產品的出產;

(二)模具成形

模(mo)具(ju)(ju)成(cheng)(cheng)形(xing)(xing)技能是選(xuan)用(yong)(yong)(yong)(yong)四柱式(shi)壓力(li)機,設備不一樣曲率(lv)(lv)的(de)(de)(de)(de)模(mo)具(ju)(ju),約束矩形(xing)(xing)冷彎型(xing)異形(xing)(xing)管(guan)成(cheng)(cheng)形(xing)(xing),首要(yao)運用(yong)(yong)(yong)(yong)于曲率(lv)(lv)較小的(de)(de)(de)(de)構件,如側立柱等。異形(xing)(xing)管(guan)的(de)(de)(de)(de)彎曲力(li)和回(hui)彈力(li)由于多種(zhong)要(yao)素的(de)(de)(de)(de)影響,很難作準確(que)的(de)(de)(de)(de)計(ji)(ji)算。成(cheng)(cheng)形(xing)(xing)模(mo)具(ju)(ju)一般選(xuan)用(yong)(yong)(yong)(yong)閱歷公司計(ji)(ji)算與實測相結合(he)的(de)(de)(de)(de)方法進行(xing)計(ji)(ji)劃調整。成(cheng)(cheng)形(xing)(xing)技能的(de)(de)(de)(de)特點(dian)是功率(lv)(lv)高(gao),合(he)適(shi)批(pi)量(liang)出產,缺(que)點(dian)是對(dui)異型(xing)管(guan)的(de)(de)(de)(de)原料(liao)懇求高(gao),回(hui)彈要(yao)一起;模(mo)具(ju)(ju)約束不一樣批(pi)次的(de)(de)(de)(de)材料(liao),回(hui)彈不一,難以調整。模(mo)具(ju)(ju)成(cheng)(cheng)形(xing)(xing)技能對(dui)于加工曲率(lv)(lv)半徑(jing)大的(de)(de)(de)(de)構件比照(zhao)適(shi)合(he),一些批(pi)量(liang)較大并且通用(yong)(yong)(yong)(yong)性較強的(de)(de)(de)(de)零部件我們可以選(xuan)用(yong)(yong)(yong)(yong)模(mo)具(ju)(ju)或(huo)土胎成(cheng)(cheng)形(xing)(xing);

(三)彎管機彎形

對于小曲率半徑(jing)的(de)(de)異型管(guan)(guan)(guan)(guan)(guan)件(jian),選(xuan)用(yong)手工(gong)成形(xing)或模具成形(xing)都(dou)難(nan)以習氣大批量出(chu)產,我們運用(yong)的(de)(de)數控(kong)彎(wan)管(guan)(guan)(guan)(guan)(guan)機(ji)就(jiu)能滿足這(zhe)種(zhong)異型管(guan)(guan)(guan)(guan)(guan)的(de)(de)懇求。數控(kong)彎(wan)管(guan)(guan)(guan)(guan)(guan)機(ji)的(de)(de)自動化程度高、功率高,能習氣各種(zhong)不(bu)一(yi)樣(yang)的(de)(de)曲率的(de)(de)異型管(guan)(guan)(guan)(guan)(guan)出(chu)產。一(yi)般不(bu)需要(yao)投入許多(duo)的(de)(de)模具,運用(yong)方便。彎(wan)出(chu)的(de)(de)異型管(guan)(guan)(guan)(guan)(guan)與樣(yang)板的(de)(de)貼合(he)度一(yi)般不(bu)大于2mm。為了(le)保證(zheng)異型管(guan)(guan)(guan)(guan)(guan)的(de)(de)制作精度,一(yi)般都(dou)添加一(yi)道人工(gong)整(zheng)形(xing)工(gong)序(xu)。選(xuan)用(yong)專(zhuan)用(yong)的(de)(de)整(zheng)形(xing)臺面等,經整(zheng)形(xing)后,異型管(guan)(guan)(guan)(guan)(guan)件(jian)與樣(yang)板不(bu)貼合(he)度應在1mm以內。